2222223201121 has 144 divisors (see below), whose sum is σ = 3007829873664. Its totient is φ = 1604452608000.

The previous prime is 2222223201113. The next prime is 2222223201181. The reversal of 2222223201121 is 1211023222222.

It is a happy number.

It is not a de Polignac number, because 2222223201121 - 2³ = 2222223201113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2222223201092 and 2222223201101.

It is not an unprimeable number, because it can be changed into a prime (2222223201101) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3747425001 + ... + 3747425593.

It is an arithmetic number, because the mean of its divisors is an integer number (20887707456).

Almost surely, 2^{2222223201121} is an apocalyptic number.

It is an amenable number.

2222223201121 is a deficient number, since it is larger than the sum of its proper divisors (785606672543).

2222223201121 is a wasteful number, since it uses less digits than its factorization.

2222223201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812 (or 742 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2222223201121 its reverse (1211023222222), we get a palindrome (3433246423343).

The spelling of 2222223201121 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-three million, two hundred one thousand, one hundred twenty-one".